No! Carry is set on carry (addition), but cleared on borrow (subtraction). This is, btw, a natural consequence of the way 2's complement arithmetic works. Bob Ammerman RAm Systems ----- Original Message ----- From: "Peter L. Peres" To: Sent: Tuesday, November 05, 2002 4:10 PM Subject: Re: [PIC]:Passing through zero > On pics carry is cleared on carry or borrow. Therefore carry will be reset > after an add or substract that caused a msb carry or borrow. > > -- > http://www.piclist.com hint: The PICList is archived three different > ways. See http://www.piclist.com/#archives for details. > > -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.